PROBLEM TO BE SOLVED: To provide a fishing line having uniformly superior scratch resistance with respect to scratching in the fiber axial direction and the transverse direction intersecting the direction at right angles and is markedly improved in durability to scratching thereof with sea-bed rocks during actual fishing.SOLUTION: The fishing line is composed of a polyamide-based resin monofilament having 0.05-0.80 mm diameter, and the fishing line is characterized by having a polysilazane transparent hard coat layer and/or an ultraviolet-cured type transparent hard coat layer on the outer surface thereof.COPYRIGHT: (C)2009,JPO&INPIT【課題】繊維軸方向とこれに直交する横方向の擦過に対して均等に優れた耐擦過性を有し、実釣時の根擦れ耐久性が著しく向上した釣り糸を提供する。【解決手段】直径が0.05mm~0.80mmのポリアミド系樹脂モノフィラメントからなる釣り糸であって、その外表面に、ポリシラザン透明ハードコート層及び/又は紫外線硬化型透明ハードコート層を有することを特徴とする釣り糸。【選択図】なし